简算题(2题),546+270+277+279+278=9/13+13/9+11/13+14/9+6/13=

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简算题(2题),546+270+277+279+278=9/13+13/9+11/13+14/9+6/13=

简算题(2题),546+270+277+279+278=9/13+13/9+11/13+14/9+6/13=
简算题(2题),
546+270+277+279+278=
9/13+13/9+11/13+14/9+6/13=

简算题(2题),546+270+277+279+278=9/13+13/9+11/13+14/9+6/13=
546+270+277+279+278
=270*6+6+7+9+8
=1620+30
=1650
9/13+13/9+11/13+14/9+6/13
=(9+11+6)/13+(13+14)/9
=2+3
=5

546+270+277+279+278
=(546+279)+(277+278)+270
=825+555+270
=1380+270
=1650
9/13+13/9+11/13+14/9+6/13
=(9/13+11/13+6/13)+(13/9+14/9)
=2+3
=5

1 1373
2 5